Journal of Applied Optics, Volume. 43, Issue 5, 846(2022)

Design of 20 mm~200 mm zoom objective lens for polarization imaging system

Xin CHEN1...1,1,1, Shenglai ZHEN1,1,1,1,1,1,*, Jian FANG1,1,1,1, Shanjing TAO1,1,1,1, and Benli YU1,1,11 |Show fewer author(s)
Author Affiliations
  • 11Information Materials and Intelligent Sensing Laboratory of Anhui Province, Anhui University, Hefei 230601, China
  • 12Key Laboratory of Opto-electronic Information Acquisition and Manipulation (Ministry of Education), Anhui University, Hefei 230601, China
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    Figures & Tables(10)
    Four-component mechanical compensation zoom system
    Structure diagram of zoom system
    MTF curves of system
    Curvature of field and distortion
    Cam curve
    • Table 1. Parameters and indexes of system design

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      Table 1. Parameters and indexes of system design

      参数指标
      波长/nm940
      焦距/mm20~200
      视场角/(°)1.7~17
      变倍比/(×10
      相对孔径1/3.3
      MTF>0.3(@120 lp/mm)
      最大畸变/%<4
      镜片数/片<8
      面型标准球面
    • Table 2. Normalized Gaussian solution

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      Table 2. Normalized Gaussian solution

      q2Δd12d23d34
      0.00.0002.90.6001.362
      0.20.1922.70.9921.169
      0.40.3332.51.3331.029
      0.60.4392.31.6390.922
      0.80.5252.11.9250.837
      1.00.5941.92.1940.768
      1.20.6521.72.4520.710
      1.40.7001.52.7000.662
      1.60.7421.32.9420.620
      1.80.7781.13.1760.584
      2.00.8090.93.4090.553
      2.20.8370.73.6370.525
      2.40.8620.53.8620.500
    • Table 3. Entrance pupil diameter and field of view of four configurations

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      Table 3. Entrance pupil diameter and field of view of four configurations

      参数焦距/mm
      203366200
      入瞳直径/mm6.06102060
      视场1/(°)0000
      视场2/(°)6.0303.6721.8400.608
      视场3/(°)8.5305.1942.6020.860
    • Table 4. Lens data of long focal structure

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      Table 4. Lens data of long focal structure

      表面类型曲率半径/mm厚度/mm玻璃
      标准球面157.87410.002H-ZLAF89L
      标准球面614.99210.002H-BAK5
      标准球面452.332116.000/
      标准球面27.48910.008H-ZLAF92
      标准球面21.40810.000/
      标准球面−80.8444.000H-ZLAF90
      标准球面64.60424.000/
      标准球面128.7474.399H-ZLAF92
      标准球面−557.3835.000/
      标准球面85.8904.593H-ZLAF92
      标准球面1474.07252.468/
      标准球面−28.11310.005D-ZK3
      标准球面−35.1195.356/
      标准球面60.83210.006H-BAK3
      标准球面−157.67522.904/
    • Table 5. Tolerance analysis results

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      Table 5. Tolerance analysis results

      采样率/%焦距/mm
      203366200
      900.3540.4590.3480.347
      800.3770.4720.3660.367
      500.4030.4950.3910.395
      200.4190.5060.4120.421
      100.4260.5110.4200.429
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    Xin CHEN, Shenglai ZHEN, Jian FANG, Shanjing TAO, Benli YU. Design of 20 mm~200 mm zoom objective lens for polarization imaging system[J]. Journal of Applied Optics, 2022, 43(5): 846

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    Paper Information

    Category: OE SYSTEM AND ENGINEERING

    Received: Jan. 18, 2022

    Accepted: --

    Published Online: Oct. 12, 2022

    The Author Email: ZHEN Shenglai (slzhen@ahu.edu.cn)

    DOI:10.5768/JAO202243.0501003

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